WASHINGTON — House Speaker Nancy Pelosi held back tears speaking Monday for the first time about being awakened by pounding on the door as Capitol Police rushed to tell her about the assault on her husband at the family's home in San Francisco.“I was very scared,” Pelosi told CNN in an interview. "I'm thinking my children, my grandchildren. I never thought it would be Paul.”On the eve of the midterm elections, the Democratic leader is opening up about the brutal attack, as her party is …